Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RPB-175 found under Stuffing Box And Bearing Rudder by Buck Algonquin Marine Hardware Div. The National Stock Number assigned to this part is 2040013522947, and the Federal Supply Class is 2040 Marine Hardware And Hull Items. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RPB-175.